StadiumStadion Ostrołęka
| Current capacity of the stadium |
| Standing | 19 200 |
| Seats | 12 000 |
| Tribune | 7 200 |
| Seats for sponsors | 200 |
| Fans attended |
| 12. 7. 2025 | Ostrołęka-Zajudcowe | 9 579 |
| 7. 7. 2025 | Ostrołęka-Krosno odrzań. | 8 046 |
| 5. 7. 2025 | Ostrołęka-Zwoleń | 8 300 |
| 30. 6. 2025 | Ostrołęka-Tuliszków | 6 799 |
| 26. 6. 2025 | Ostrołęka-Chorzele | 6 968 |
| 19. 6. 2025 | Ostrołęka-Bobolice | 8 719 |
| 14. 6. 2025 | Ostrołęka-Błonie | 9 182 |
| 9. 6. 2025 | Ostrołęka-Siemiatycze | 7 576 |
| 5. 6. 2025 | Ostrołęka-Uroża | 11 151 |